Target creature you control gets +2/+2 until end of turn. If that creature is an Ally, it also gains flying until end of turn.

Destroy target creature that blocked or was blocked by a legendary creature this turn.

Choose one —
• Rouse the Party — Creatures you control get +1/+1 until end of turn.
• Set Off Traps — This spell deals 5 damage to target attacking creature.

Choose one —
• Pray for Protection — Creatures you control gain indestructible until end of turn.
• Strike a Deal — You and target opponent each draw two cards.

Choose one —
• Make a Retreat — Return target creature you control to its owner's hand.
• Stand and Fight — Target creature gets +1/+3 until end of turn.

Choose one —
• Stall for Time — Tap up to three target creatures.
• Call for Aid — Create three 1/1 white Soldier creature tokens.

Target creature gets +2/+2 until end of turn. If you control three or more creatures, it gets +4/+4 until end of turn instead.

Creatures you control get +2/+0 until end of turn. If it's not your turn, untap those creatures.

Target creature gets +2/+2 and gains first strike until end of turn.

Casualty 1
Look at the top two cards of your library. Put one of them into your hand and the other on the bottom of your library.

As an additional cost to cast this spell, sacrifice a blue permanent.
Counter target spell.

Counter target spell. Cards in your hand that share a card type with that spell perpetually gain "This spell costs less to cast."

Return target creature to its owner's hand. You may have Shapeshifters you control become copies of that creature until end of turn.

Devoid
Counter target spell unless its controller pays . You create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add ."

Counter target spell. Create X 1/1 colorless Thopter artifact creature tokens with flying, where X is that spell's mana value.

Look at the top three cards of your library. Put one of those cards into your hand and the rest on the bottom of your library in any order. Put each of those cards into your hand instead if there are three or more Lesson cards in your graveyard.

Draw a card, then draw cards equal to the number of cards named Accumulated Knowledge in all graveyards.

Return target spell or permanent with mana value 1 or greater to its owner's hand. If its mana value was 4 or less, learn.

Raid — If you attacked this turn, you may pay rather than pay this spell's mana cost.
Counter target spell.

Devoid
Tap up to two target creatures. Those creatures don't untap during their controller's next untap step. Create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this token: Add ."

Strive — This spell costs more to cast for each target beyond the first.
Any number of target creatures each get +1/+1 and gain flying until end of turn.

Return up to X target creatures to their owners' hands, where X is one plus the number of cards named Aether Burst in all graveyards as you cast this spell.

Choose target spell or permanent that's red or green. Its owner puts it on their choice of the top or bottom of their library.

Choose target spell. You get (two energy counters), then you may pay any amount of . Counter that spell unless its controller pays for each paid this way.

Return target permanent you control and target permanent you don't control to their owners' hands.

Return all attacking creatures to their owner's hand.

Gain control of target spell. You may choose new targets for it. (If that spell becomes a permanent, it you control enters.)

For each attacking creature, its owner puts it on their choice of the top or bottom of their library.

Cleave
Return target nonland permanent [you control] to its owner's hand.

Exile target non-Pilot creature you control, then return that card to the battlefield under its owner's control.