Aggression Regulatrix :1mana::symwu::symr:
Enchantment - Aura (C)
At the beginning of each upkeep, choose one - Enchanted creature can't attack or block this turn, or enchanted creature attacks this turn if able and blocks this turn if able.
Kennel Defenders :symw::symw::symw:
Sorcery (U)
Put two 1/1 white Hound Soldier creature tokens onto the battlefield. If you control no creatures, put four of those tokens onto the battlefield instead.
Twisted Tutor :sym2u::symb::symb::sym2r:
Sorcery (R)
Return target instant or sorcery card from your graveyard to your hand.
Search your library for an instant or sorcery card, reveal it, and put it in your hand, then shuffle your library.
Needling Sage :symw::symu:
Creature - Human Wizard (R)
When Needling Sage comes into play, hide the name of a nonland card.
Whenever a opponent plays the named card, you may reveal that name and sacrifice Needling Sage. If you do, take another turn after this one.
2/2
I'm not sure if that's templated right, or even whether it's possible to template that.
Fraternal Witness :symu::symb::symg:
Creature - Human Shaman (U)
When Fraternal Witness comes into play, choose one: Return target card from your graveyard to your hand, or draw a card.
2/2
Frozen Demigod :3mana::2mana:SUUUUBBBBRRRR
Snow Creature - Avatar
~ costs 1 less to play for every two cards in your library.
~ costs U less to play for every two cards in your hand.
~ costs B less to play for every two creature cards in your graveyard.
~ costs R less to play for every two lands you control.
8/8
:5mana::symr::symr::symw::symw::symw:
Convoke 2 (Each creature you tap while playing this spell reduces its cost by two mana in any combination of that creature's colors and/or colorless.)
Destroy all artifacts, enchantments, and lands.
Sorcery (R)
Each creature you control fights a random creature you don't control.
Next: 4WB
Instant (C)
Sunburst - Creatures you control get +1/+0 until end of turn for each color of mana spent to cast Flare of Bravery.
Next: 1UUU
Flockleader Angel WWWW
Creature - Angel (R)
Flying
Flockleader Angel has protection from the colors of other permanents you control.
3/4
Next: BBBB
Enchantment - Aura (C)
At the beginning of each upkeep, choose one - Enchanted creature can't attack or block this turn, or enchanted creature attacks this turn if able and blocks this turn if able.
Next: 13
Sorcery (U)
Put two 1/1 white Hound Soldier creature tokens onto the battlefield. If you control no creatures, put four of those tokens onto the battlefield instead.
Next: XGU
Creature - Angel (U)
Flying
Permanents opponents control have shroud.
4/4
Next: WUUUU
Sorcery (R)
Return target instant or sorcery card from your graveyard to your hand.
Search your library for an instant or sorcery card, reveal it, and put it in your hand, then shuffle your library.
Next: :sym2b::symr::symr::sym2g:
Creature - Human Wizard (R)
When Needling Sage comes into play, hide the name of a nonland card.
Whenever a opponent plays the named card, you may reveal that name and sacrifice Needling Sage. If you do, take another turn after this one.
2/2
I'm not sure if that's templated right, or even whether it's possible to template that.
Next: :sym2w::sym2b::sym2r: (Wedge cycle?)
Sorcery (C)
Return target creature from your graveyard to play face-down. It's a 2/2 creature.
Next: WUUBBRRG
Creature - Human Shaman (U)
When Fraternal Witness comes into play, choose one: Return target card from your graveyard to your hand, or draw a card.
2/2
Next: XRWU
Instant (U)
Return target creature card from your graveyard to your hand.
Next: WWBR
Creature - Goblin Mutant Warrior
Hste, lifelink, lifelink.
1/1
Next: :symwg::symug::symbg::symrg:
Snow Creature - Avatar
~ costs 1 less to play for every two cards in your library.
~ costs U less to play for every two cards in your hand.
~ costs B less to play for every two creature cards in your graveyard.
~ costs R less to play for every two lands you control.
8/8
Next: Something less stupid. URG
Convoke 2 (Each creature you tap while playing this spell reduces its cost by two mana in any combination of that creature's colors and/or colorless.)
Destroy all artifacts, enchantments, and lands.
The reminder text was the hardest part.
EDIT:S'ed
Next: :5mana::symb::symb::symg::symg::symg:
Sorcery
Destroy all nontoken creatures.
Next: 1UR