All white, blue and black creatures are artifacts in addition to their other types.
Artifact spells you cast cost 1 less to cast.
Whenever you roll H, you may search your library for an artifact creature card and put it onto the battlefield. Then shuffle your library.
AMONKHET
Naktamun
Plane - Amonkhet
Whenever a creature you control attacks, you may exert that creature as it attacks. If you do, draw a card. (Exerted creatures don't untap during their controller's next untap step.)
Whenever you roll H, you may exile any number of creature cards from your graveyard. For each card exiled this way, create a token that's a copy of it, except it's a white Zombie in addition to its other types, and it has no mana cost.
Ramunap
Plane - Amonkhet
You may play cards with cycling from your graveyard.
Whenever you discard or cycle a card, you may put a -1/-1 counter on target creature.
Whenever you roll H, until end of turn, you may pay 0 rather than pay cycling costs.
FIORA
Paliano
Plane - Fiora
When you planeswalk to Paliano or at the beginning of your upkeep, you may exile the top card of your library face-down. You may play that card for as long as it remains exiled.
Whenever you roll H, you become the monarch. (At the beginning of your end step, if you're the monarch, draw a card. Whenever a creature deals combat damage to you, that creature's controller becomes the monarch.)
Trest
Plane - Fiora
Whenever a creature deals combat damage to an opponent, you may draw a card.
Whenever you roll H, creatures you control can't be blocked until end of turn.
KALADESH
Ghirapur
Plane - Kaladesh
Whenever you cast an artifact spell, you get E. (E is an energy counter.)
Pay EEEEEE: Search your library for an artifact card and put it onto the battlefield. Then shuffle your library.
Whenever you roll H, double the number of E you have.
Vahd
Plane - Kaladesh
All artifact creatures have flying.
Whenever you roll H, all noncreature artifacts you control become artifact creatures until end of turn. Each non-Vehicle artifact that becomes a creature this way has base power and toughness each equal to its converted mana cost.
Peema
Plane - Kaladesh
Whenever a creature or land enters the battlefield under your control, you get E. (E is an energy counter.)
Whenever you roll H, you may pay any number of E. If you do, distribute that many +1/+1 counters among any number of creatures you control.
Lathnu
Plane - Kaladesh
All lands have "Sacrifice this land: You get EE." (E is an energy counter.)
Whenever you roll H, you may pay any number of E. If you do, create a X/X red Hellion creature token with haste, where X is the number of E you paid.
LORWYN/SHADOWMOOR
Mistmeadow
Plane - Shadowmoor
Creatures you control get +0/+1 for each creature you control and have vigilance.
Whenever you roll H, create three 1/1 white Kithkin creature tokens.
REGATHA
Zinara
Plane - Regatha
Creatures can't attack unless their controller pays 2 for each attacking creature.
Whenever you roll H, exile target tapped creature or target planeswalker.
SHANDALAR
Lesh
Plane - Shandalar
Whenever a creature dies, you get a black market counter. At the beginning of your precombat main phase, add B to your mana pool for each black market counter you have.
Whenever you roll H, each player sacrifices a creature.
Evos Isle
Plane - Shandalar
Creature spells with flying cost 1 less to cast.
Whenever you roll H, you may search your library for a creature card with flying, reveal it and put it into your hand. Then shuffle your library.
Kalonian Wilds
Plane - Shandalar
Creatures you control get +1/+1 for each G in your mana pool.
Mana doesn't empty from your mana pool as phases end.
Whenever you roll H, double the amount of G in your mana pool.
Valkas
Plane - Shandalar
All lands have "T: Add R to your mana pool."
Spells you cast from exile cost 1 to cast.
Whenever you roll H, exile the top six cards of your library. You may play those exiled cards this turn.
TARKIR
Qal Sisma
Plane - Tarkir
Creatures you control have haste, trample and double strike for as long as you control creatures with a total power of 8 or more.
Whenever you roll H, create a 5/5 red and green Dragon creature token with flying.
Dragon's Eye
Plane - Tarkir
Whenever a creature you control attacks, until end of turn, instant and sorcery spells you cast from your hand gain rebound. (Exile the spell as it resolves. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.)
Whenever you roll H, instant and sorcery spells you cast cost 2 less to cast until end of turn.
Dromoka Wastes
Plane - Tarkir
Whenever a nontoken creature enters the battlefield under your control, bolster 3. (Choose a creature with the least toughness among creatures you control and put three +1/+1 counters on it.)
Whenever you roll H, create three 1/1 white Warrior creature tokens with vigilance.
Kolaghan Steppes
Plane - Tarkir
Each creature card in your hand has dash R. (You may cast that creature spell for its dash cost. If you do, it gains haste and is returned from the battlefield to its owner's hand at the beginning of the next end step.)
Whenever you roll H, until end of turn, whenever a creature you control attacks, defending player loses life equal to that creature's power.
Marang River Delta
Plane - Tarkir
Creatures you control have exploit. (Whenever a creature enters the battlefield under your control, you may sacrifice a creature.)
Whenever you roll H, you may exile any number of creature cards from your graveyard. If you do, create a 2/2 black Zombie creature token for each creature card exiled this way.
THEROS
Akros
Plane - Theros
Whenever you cast a spell that targets one or more creatures you control, put a +1/+1 counter on each of those creatures.
Whenever a creature you control attacks, that creature gets +1/+0 for each attacking creature.
Whenever you roll H, create X 1/1 red and white Human Soldier creature tokens with haste and vigilance, where X is your devotion to red and white. (Each R and W in the mana costs of permanents you control counts towards your devotion to red and white.)
Meletis
Plane - Theros
When you planeswalk to Meletis or at the beginning of your upkeep, scry X, where X is your devotion to blue. (Each U in the mana costs of permanents you control counts towards your devotion to blue.)
Whenever you roll H, draw X cards then discard X cards, where X is your devotion to blue.
Setessa
Plane - Theros
Creatures you control get +0/+X and have defender, where X is your devotion to green. (Each G in the mana costs of permanents you control counts towards your devotion to green.)
Whenever you roll H, each creature you control deals damage equal to its toughness to target creature.
Oreskos
Plane - Theros
Whenever a Cat you control attacks, create two 1/1 white Cat Soldier creature tokens with vigilance that are attacking.
Whenever you roll H, reveal the top five cards of your library. Put a Cat or Plains card from among them onto the battlefield, and the rest on the bottom of your library in a random order.
VRYN
Ampryn Core
Plane - Vryn
Instant and sorcery spells cost 1 less to cast.
Whenever you roll H, the next time you cast an instant or sorcery spell, copy that spell for each spell you've cast this turn. You may choose new targets for the copies.
Silmot's Crossing
Plane - Vryn
Nonbasic lands have "T: Put a storage counter on this land." and "T, Remove X storage counters from this land: Add X to your mana pool."
Whenever you roll H, untap all nonbasic lands you control.
Esper
Plane - Alara
All white, blue and black creatures are artifacts in addition to their other types.
Artifact spells you cast cost 1 less to cast.
Whenever you roll H, you may search your library for an artifact creature card and put it onto the battlefield. Then shuffle your library.
AMONKHET
Naktamun
Plane - Amonkhet
Whenever a creature you control attacks, you may exert that creature as it attacks. If you do, draw a card. (Exerted creatures don't untap during their controller's next untap step.)
Whenever you roll H, you may exile any number of creature cards from your graveyard. For each card exiled this way, create a token that's a copy of it, except it's a white Zombie in addition to its other types, and it has no mana cost.
Ramunap
Plane - Amonkhet
You may play cards with cycling from your graveyard.
Whenever you discard or cycle a card, you may put a -1/-1 counter on target creature.
Whenever you roll H, until end of turn, you may pay 0 rather than pay cycling costs.
FIORA
Paliano
Plane - Fiora
When you planeswalk to Paliano or at the beginning of your upkeep, you may exile the top card of your library face-down. You may play that card for as long as it remains exiled.
Whenever you roll H, you become the monarch. (At the beginning of your end step, if you're the monarch, draw a card. Whenever a creature deals combat damage to you, that creature's controller becomes the monarch.)
Trest
Plane - Fiora
Whenever a creature deals combat damage to an opponent, you may draw a card.
Whenever you roll H, creatures you control can't be blocked until end of turn.
KALADESH
Ghirapur
Plane - Kaladesh
Whenever you cast an artifact spell, you get E. (E is an energy counter.)
Pay EEEEEE: Search your library for an artifact card and put it onto the battlefield. Then shuffle your library.
Whenever you roll H, double the number of E you have.
Vahd
Plane - Kaladesh
All artifact creatures have flying.
Whenever you roll H, all noncreature artifacts you control become artifact creatures until end of turn. Each non-Vehicle artifact that becomes a creature this way has base power and toughness each equal to its converted mana cost.
Peema
Plane - Kaladesh
Whenever a creature or land enters the battlefield under your control, you get E. (E is an energy counter.)
Whenever you roll H, you may pay any number of E. If you do, distribute that many +1/+1 counters among any number of creatures you control.
Lathnu
Plane - Kaladesh
All lands have "Sacrifice this land: You get EE." (E is an energy counter.)
Whenever you roll H, you may pay any number of E. If you do, create a X/X red Hellion creature token with haste, where X is the number of E you paid.
LORWYN/SHADOWMOOR
Mistmeadow
Plane - Shadowmoor
Creatures you control get +0/+1 for each creature you control and have vigilance.
Whenever you roll H, create three 1/1 white Kithkin creature tokens.
REGATHA
Zinara
Plane - Regatha
Creatures can't attack unless their controller pays 2 for each attacking creature.
Whenever you roll H, exile target tapped creature or target planeswalker.
SHANDALAR
Lesh
Plane - Shandalar
Whenever a creature dies, you get a black market counter. At the beginning of your precombat main phase, add B to your mana pool for each black market counter you have.
Whenever you roll H, each player sacrifices a creature.
Evos Isle
Plane - Shandalar
Creature spells with flying cost 1 less to cast.
Whenever you roll H, you may search your library for a creature card with flying, reveal it and put it into your hand. Then shuffle your library.
Kalonian Wilds
Plane - Shandalar
Creatures you control get +1/+1 for each G in your mana pool.
Mana doesn't empty from your mana pool as phases end.
Whenever you roll H, double the amount of G in your mana pool.
Valkas
Plane - Shandalar
All lands have "T: Add R to your mana pool."
Spells you cast from exile cost 1 to cast.
Whenever you roll H, exile the top six cards of your library. You may play those exiled cards this turn.
TARKIR
Qal Sisma
Plane - Tarkir
Creatures you control have haste, trample and double strike for as long as you control creatures with a total power of 8 or more.
Whenever you roll H, create a 5/5 red and green Dragon creature token with flying.
Dragon's Eye
Plane - Tarkir
Whenever a creature you control attacks, until end of turn, instant and sorcery spells you cast from your hand gain rebound. (Exile the spell as it resolves. At the beginning of your next upkeep, you may cast that card from exile without paying its mana cost.)
Whenever you roll H, instant and sorcery spells you cast cost 2 less to cast until end of turn.
Dromoka Wastes
Plane - Tarkir
Whenever a nontoken creature enters the battlefield under your control, bolster 3. (Choose a creature with the least toughness among creatures you control and put three +1/+1 counters on it.)
Whenever you roll H, create three 1/1 white Warrior creature tokens with vigilance.
Kolaghan Steppes
Plane - Tarkir
Each creature card in your hand has dash R. (You may cast that creature spell for its dash cost. If you do, it gains haste and is returned from the battlefield to its owner's hand at the beginning of the next end step.)
Whenever you roll H, until end of turn, whenever a creature you control attacks, defending player loses life equal to that creature's power.
Marang River Delta
Plane - Tarkir
Creatures you control have exploit. (Whenever a creature enters the battlefield under your control, you may sacrifice a creature.)
Whenever you roll H, you may exile any number of creature cards from your graveyard. If you do, create a 2/2 black Zombie creature token for each creature card exiled this way.
THEROS
Akros
Plane - Theros
Whenever you cast a spell that targets one or more creatures you control, put a +1/+1 counter on each of those creatures.
Whenever a creature you control attacks, that creature gets +1/+0 for each attacking creature.
Whenever you roll H, create X 1/1 red and white Human Soldier creature tokens with haste and vigilance, where X is your devotion to red and white. (Each R and W in the mana costs of permanents you control counts towards your devotion to red and white.)
Meletis
Plane - Theros
When you planeswalk to Meletis or at the beginning of your upkeep, scry X, where X is your devotion to blue. (Each U in the mana costs of permanents you control counts towards your devotion to blue.)
Whenever you roll H, draw X cards then discard X cards, where X is your devotion to blue.
Setessa
Plane - Theros
Creatures you control get +0/+X and have defender, where X is your devotion to green. (Each G in the mana costs of permanents you control counts towards your devotion to green.)
Whenever you roll H, each creature you control deals damage equal to its toughness to target creature.
Oreskos
Plane - Theros
Whenever a Cat you control attacks, create two 1/1 white Cat Soldier creature tokens with vigilance that are attacking.
Whenever you roll H, reveal the top five cards of your library. Put a Cat or Plains card from among them onto the battlefield, and the rest on the bottom of your library in a random order.
VRYN
Ampryn Core
Plane - Vryn
Instant and sorcery spells cost 1 less to cast.
Whenever you roll H, the next time you cast an instant or sorcery spell, copy that spell for each spell you've cast this turn. You may choose new targets for the copies.
Silmot's Crossing
Plane - Vryn
Nonbasic lands have "T: Put a storage counter on this land." and "T, Remove X storage counters from this land: Add X to your mana pool."
Whenever you roll H, untap all nonbasic lands you control.
I̟̥͍̠ͅn̩͉̣͍̬͚ͅ ̬̬͖t̯̹̞̺͖͓̯̤h̘͍̬e͙̯͈̖̼̮ ̭̬f̺̲̲̪i͙͉̟̩̰r̪̝͚͈̝̥͍̝̲s̼̻͇̘̳͔ͅt̲̺̳̗̜̪̙ ̳̺̥̻͚̗ͅm̜̜̟̰͈͓͎͇o̝̖̮̝͇m̯̻̞̼̫̗͓̤e̩̯̬̮̩n͎̱̪̲̹͖t͇̖s̰̮ͅ,̤̲͙̻̭̻̯̹̰ ̖t̫̙̺̯͖͚̯ͅh͙̯̦̳̗̰̟e͖̪͉̼̯ ̪͕g̞̣͔a̗̦t̬̬͓͙̫̖̭̻e̩̻̯ ̜̖̦̖̤̭͙̬t̞̹̥̪͎͉ͅo͕͚͍͇̲͇͓̺ ̭̬͙͈̣̻t͈͍͙͓̫̖͙̩h̪̬̖̙e̗͈ ̗̬̟̞̺̤͉̯ͅa̦̯͚̙̜̮f͉͙̲̣̞̼t̪̤̞̣͚e̲͉̳̥r͇̪̙͚͓l̥̞̞͎̹̯̹ͅi͓̬f̮̥̬̞͈ͅe͎ ̟̩̤̳̠̯̩̯o̮̘̲p̟͚̣̞͉͓e͍̩̣n͔̼͕͚̜e̬̱d̼̘͎̖̹͍̮̠,͖̺̭̱̮ ̣̲͖̬̪̭̥a̪͚n̟̲̝̤̤̞̗d̘̱̗͇̮͕̳͕͔ ͖̞͉͎t̹̙͎h̰̱͉̗e̪̞̱̝̹̩ͅ ̠̱̩̭̦p̯̙e͓o̳͚̰̯̺̱̰͔̘p̬͎̱̣̼̩͇l̗̟̖͚̠e̱͉͔̱̦̬̟̙ ̖͚̪͔̼̦w̺̖̤̱e͖̗̻̦͓̖̘̜r̭̥e͔̹̫̱͕̦̰͕ ̗͔̠p̠̗͍͍̱̳̠r̰͔͎̰o͉̥͓̰͚̥s̟͚̹̱͔̣t͉̙̳̖͖̪̮r̥̘̥͙̹a͉̟̫̟̳̠̟̭t͈̜̰͈͎e̞̣̭̲̬ ͚̗̯̟͙i͍͖̰̘̦͖͉ṇ̮̻̯̦̲̩͍ ̦̮͚̫̤t͉͖̫͕ͅͅh͙̮̻̘̣̮̼e͕̺ ͙l͕̠͎̰̥i̲͓͉̲g̫̳̟͈͇̖h̠̦̖t͓̯͎̗ ̳̪̘̟̙̩̦o̫̲f̙͔̰̙̠ ̹̪̗͇̯t͖̼̼͉͖̬h̹͇̩e͚̖̺̤͉̹͕̪ ͚͓̭̝̺G͎̗̯̩o̫̯̮̟̮̳̘d̜̲͙̠-̩̳̯̲̗̜P̹̘̥͉̝h͍͈̗̖̝ͅa͍̗̮̼̗r̜̖͇̙̺a̭̺͔̞̳͈o̪̣͓̯̬͙̯̰̗h̖̦͈̥̯͔.͇̣̙̝
I did these mostly because I think Planechase could use some plane cards for the planes we've visited since Return to Ravnica.