Each player sacrifices a creature or planeswalker of their choice. If you sacrificed a permanent this way, you may return another permanent card from your graveyard to your hand.
Enchant creatureEnchanted creature gets +1/+1 and is goaded. (It attacks each combat if able and attacks a player other than you if able.)Whenever enchanted creature attacks, each other creature that's attacking one of your opponents gets +1/+1 until end of turn.
Enchant creatureEnchanted creature has indestructible and is goaded. (It attacks each combat if able and attacks a player other than you if able.): Exile enchanted creature.
Bestow (If you cast this card for its bestow cost, it's an Aura spell with enchant creature. It becomes a creature again if it's not attached.)This creature and enchanted creature each get +1/+1 for each creature you control and +1/+1 for each Aura you control.
Exile all creatures. Each player creates a 0/0 green and blue Fractal creature token and puts a number of +1/+1 counters on it equal to the total power of creatures they controlled that were exiled this way.
Kicker (You may pay an additional as you cast this spell.)Create a token that's a copy of target creature. If this spell was kicked, create five of those tokens instead.
HasteWhenever a creature an opponent controls dies, put a +1/+1 counter on Yahenni.Sacrifice another creature: Yahenni gains indestructible until end of turn.
This enchantment enters with X study counters on it.When this enchantment enters and whenever you cast your first spell with in its mana cost each turn, create a 0/0 green and blue Fractal creature token. Put a number of +1/+1 counters on it equal to the number of study counters on this enchantment.
Each player puts a vow counter on a creature they control and sacrifices the rest. Each of those creatures can't attack you or planeswalkers you control for as long as it has a vow counter on it.
Target creature you control gets +X/+X until end of turn. Then it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)
At the beginning of your upkeep, create a 2/1 white and black Inkling creature token with flying. When you do, return up to one target Aura or Equipment card from your graveyard to the battlefield attached to that token.
Whenever one or more cards leave your graveyard, put a +1/+1 counter on this creature, then you may have this creature become a copy of an artifact or creature card from among those cards until end of turn.