MTG Salvation

Put X glyph counters on target creature that target Wall blocked this turn, where X is the power of that blocked creature. The creature gains "This creature doesn't untap during your untap step if it has a glyph counter on it" and "At the beginning of your upkeep, remove a glyph counter from this creature."

Target blocking Wall you control gets +10/+0 until end of combat. Prevent all damage that would be dealt to it this turn. Destroy it at the beginning of the next end step.

Choose target Wall creature. At this turn's next end of combat, destroy all creatures that were blocked by that creature this turn.

Choose target Wall creature. Whenever that creature is dealt damage by an attacking creature this turn, you gain that much life.

Cast this spell only after combat.

Destroy all creatures that were blocked by target Wall this turn. They can't be regenerated. For each creature that died this way, put a creature card from the graveyard of the player who controlled that creature the last time it became blocked by that Wall onto the battlefield under its owner's control.

First strike

Creatures with islandwalk can be blocked as though they didn't have islandwalk.

All creatures lose flying.

Target creature gets +0/+X until end of turn, where X is its converted mana cost.

Creatures with plainswalk can be blocked as though they didn't have plainswalk.

1W: The next time a black or red source of your choice would deal damage to you this turn, prevent that damage.

B, Pay 2 life: Draw a card.

2, T: Put a charge counter on Green Mana Battery.

T, Remove any number of charge counters from Green Mana Battery: Add G, then add an additional G for each charge counter removed this way.

T: Target player discards a card at random. Activate this ability only during your turn.

At the beginning of your upkeep, change Halfdane's base power and toughness to the power and toughness of target creature other than Halfdane until the end of your next upkeep.

T: Add R.

T: Target creature loses all landwalk abilities until end of turn.

When Hazezon Tamar enters the battlefield, create X 1/1 Sand Warrior creature tokens that are red, green, and white at the beginning of your next upkeep, where X is the number of lands you control at that time.

When Hazezon leaves the battlefield, exile all Sand Warriors.

Any number of target creatures become white until end of turn.

All creatures get -1/-0 until end of turn.

Destroy all nonblack creatures. Hellfire deals X plus 3 damage to you, where X is the number of creatures that died this way.

T, Sacrifice a creature: Return target creature card from your graveyard to the battlefield. Activate this ability only during your upkeep.

Prevent all combat damage that would be dealt this turn.

2, T: Prevent all combat damage that would be dealt by target creature this turn.

First strike

Sacrifice a Swamp: Regenerate target black creature. (The next time that creature would be destroyed this turn, it isn't. Instead tap it, remove all damage from it, and remove it from combat.)

Rampage 1 (Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)

T: You may tap or untap target artifact an opponent controls.

Whenever an opponent casts an instant spell other than the first instant spell that player casts each turn, Ichneumon Druid deals 4 damage to that player.

Enchant creature

Enchanted creature gets +2/-2.

Enchant creature

Whenever a player activates an ability of enchanted creature with T in its activation cost that isn't a mana ability, you may pay 1. If you do, counter that ability. If you don't, destroy Imprison.

Whenever enchanted creature attacks or blocks, you may pay 1. If you do, tap the creature, remove it from combat, and creatures it was blocking that had become blocked by only that creature this combat become unblocked. If you don't, destroy Imprison.

Whenever a player casts an instant spell, counter it unless that player pays X, where X is its converted mana cost.

Prevent all damage that would be dealt to target creature this turn.

Whenever Infernal Medusa blocks a creature, destroy that creature at end of combat.

Whenever Infernal Medusa becomes blocked by a non-Wall creature, destroy that creature at end of combat.

Enchant creature

Whenever enchanted creature blocks or becomes blocked by a creature with toughness 3 or less, destroy the other creature at end of combat. At the beginning of the next end step, if that creature was destroyed this way, put a +1/+1 counter on the first creature.

Whenever an opponent casts a creature spell that doesn't share a color with a creature you control, counter that spell unless that player pays X, where X is its converted mana cost.

Protection from red

Creatures named Ivory Guardians get +1/+1 as long as an opponent controls a nontoken red permanent.

Green creatures you control get +0/+2.

At the beginning of combat on your turn, you may have Johan gain "Johan can't attack" until end of combat. If you do, attacking doesn't cause creatures you control to tap this combat if Johan is untapped.

Jovial Evil deals X damage to target opponent, where X is twice the number of white creatures that player controls.

You and target player exchange control of the creature you each control with the highest converted mana cost. Then exchange control of artifacts the same way. If two or more permanents a player controls are tied for highest cost, their controller chooses one of them.

T: Add W.

T: Return target legendary creature to its owner's hand.

T: Prevent the next 2 damage that would be dealt to target creature this turn.

Flying

G: Killer Bees gets +1/+1 until end of turn.

Artifacts, creatures, and lands your opponents control enter the battlefield tapped.

2, T: Exile the top card of your library face down.

0: Sacrifice Knowledge Vault. If you do, discard your hand, then put all cards exiled with Knowledge Vault into their owner's hand.

When Knowledge Vault leaves the battlefield, put all cards exiled with Knowledge Vault into their owner's graveyard.

Other Kobold creatures you control get +0/+1 and have trample.

First strike

Other Kobold creatures you control have first strike.

Other Kobold creatures you control get +1/+0.

2, T: Prevent all damage that would be dealt this turn by target creature you control. That creature gets +0/+X until end of turn, where X is its converted mana cost.

T: Lady Caleria deals 3 damage to target attacking or blocking creature.

WB, T: Prevent all combat damage that would be dealt by target creature this turn.

If an opponent who controls at least as many lands as you do would put a land onto the battlefield, that player instead puts that land onto the battlefield then sacrifices a land.

At the beginning of your upkeep, if an opponent controls more lands than you, you may search your library for up to three basic land cards, reveal them, and put them into your hand. If you do, shuffle your library.

Discard a card: If the discarded card was a land card, Land's Edge deals 2 damage to target player or planeswalker. Any player may activate this ability.

B: If Lesser Werewolf's power is 1 or more, it gets -1/-0 until end of turn and put a -0/-1 counter on target creature blocking or blocked by Lesser Werewolf. Activate this ability only during the declare blockers step.

Sacrifice a creature: You gain life equal to the sacrificed creature's toughness. Activate this ability only during your upkeep.

4, T: Put a matrix counter on target creature and that creature gains "Remove a matrix counter from this creature: Regenerate this creature." Activate this ability only during your upkeep.

Whenever a Mountain an opponent controls becomes tapped, you gain 1 life.

All lands are 1/1 creatures that are still lands.

First strike; legendary landwalk (This creature can't be blocked as long as defending player controls a legendary land.)

First strike

Creatures with plainswalk can be blocked as though they didn't have plainswalk.

Creatures with forestwalk can be blocked as though they didn't have forestwalk.

Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.)

Counter target spell. At the beginning of your next main phase, add an amount of C equal to that spell's converted mana cost.

Instant and enchantment spells you cast cost up to 2 less to cast.

All Walls able to block Marble Priest do so.

Prevent all combat damage that would be dealt to Marble Priest by Walls.

Rampage 1 (Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it beyond the first.)

2GG: Create a 1/1 green Wolf creature token named Wolves of the Hunt. It has "bands with other creatures named Wolves of the Hunt." (Any creatures named Wolves of the Hunt can attack in a band as long as at least one has "bands with other creatures named Wolves of the Hunt." Bands are blocked as a group. If at least two creatures named Wolves of the Hunt you control, one of which has "bands with other creatures named Wolves of the Hunt," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

T, Sacrifice Mirror Universe: Exchange life totals with target opponent. Activate this ability only during your upkeep.

Creatures without flying can't attack.

When Mold Demon enters the battlefield, sacrifice it unless you sacrifice two Swamps.

Red legendary creatures you control have "bands with other legendary creatures." (Any legendary creatures can attack in a band as long as at least one has "bands with other legendary creatures." Bands are blocked as a group. If at least two legendary creatures you control, one of which has "bands with other legendary creatures," are blocking or being blocked by the same creature, you divide that creature's combat damage, not its controller, among any of the creatures it's being blocked by or is blocking.)

Mountainwalk (This creature can't be blocked as long as defending player controls a Mountain.)

Protection from white

X, T: Choose a card name. Target opponent reveals X cards at random from their hand. Then that player discards all cards with that name revealed this way. Activate this ability only during your turn.

Whenever a player casts a spell, counter it unless that player pays 3.

Flying

At the beginning of your upkeep, sacrifice Nicol Bolas unless you pay UBR.

Whenever Nicol Bolas deals damage to an opponent, that player discards their hand.

4, T: For one spell this turn, you may spend mana as though it were mana of any type to pay that spell's mana cost. (Additional costs are still paid normally.)

3, T: The next time a source of your choice would deal damage to you this turn, that damage is dealt to target creature of an opponent's choice instead.

Flying

At the beginning of each end step, if a creature died this turn, put a carrion counter on Osai Vultures.

Remove two carrion counters from Osai Vultures: Osai Vultures gets +1/+1 until end of turn.

Flying, trample

At the beginning of your upkeep, sacrifice Palladia-Mors unless you pay RGW.

X target creatures gain islandwalk until end of turn. (They can't be blocked as long as defending player controls an Island.)

BR: Pavel Maliki gets +1/+0 until end of turn.

T: Add G.

T: Target 1/1 creature gets +1/+2 until end of turn.

T: Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into their hand. If it doesn't, the player puts it into their graveyard.

Whenever Pit Scorpion deals damage to a player, that player gets a poison counter. (A player with ten or more poison counters loses the game.)

Flying

GGG, T: Target creature gains flying until end of turn.

Creature spells you cast cost up to 2 less to cast.

1G, T: Target creature gets -2/-0 until end of turn.

Whenever a player casts an enchantment spell, counter it.

Primordial Ooze attacks each combat if able.

At the beginning of your upkeep, put a +1/+1 counter on Primordial Ooze. Then you may pay X, where X is the number of +1/+1 counters on it. If you don't, tap Primordial Ooze and it deals X damage to you.

T: Add U.

T: Psionic Entity deals 2 damage to any target and 3 damage to itself.

Psychic Purge deals 1 damage to any target.

When a spell or ability an opponent controls causes you to discard Psychic Purge, that player loses 5 life.