Switch target creature's power and toughness until end of turn.
Draw a card.

Gain control of target creature until end of turn. Untap that creature. It gains haste until end of turn.
Create a Wicked Role token attached to up to one target creature. (If you control another Role on it, put that one into the graveyard. Enchanted creature gets +1/+1. When this Aura is put into a graveyard, each opponent loses 1 life.)

Destroy target nonland permanent. Put a +1/+1 counter on each creature target player controls.

Enchant creature
Enchanted creature gets +3/-1.

Enchant artifact or creature you control
When this Aura enters, destroy target creature or planeswalker an opponent controls.
As long as enchanted permanent is a creature, it gets +1/+1.

: Regenerate this creature.
Swampcycling

Choose one —
• Counter target spell.
• Manifest dread.

You and target opponent each gain control of all creatures the other controls until end of turn. Untap those creatures. Those creatures gain haste until end of turn.

Twinstrike deals 2 damage to each of two target creatures.
Hellbent — Destroy those creatures instead if you have no cards in hand.

Reach
When this creature enters, create a 1/2 green Spider creature token with reach.

Reach
When this creature enters, it deals 2 damage to any target.
Channel — , Discard this card: It deals 2 damage to any target.

Whenever you attack, choose odd or even. Creatures with mana value of that quality can't block this turn.
Each other colorless creature you control has bloodthirst 2.

If you would copy a spell one or more times, instead copy it that many times plus an additional time. You may choose new targets for the additional copy.
, : Copy target instant or sorcery spell you control. You may choose new targets for the copy.

, : You may cast a spell from your hand without paying its mana cost if it has the same name as a spell that was cast this turn.

Draw a card. If this spell wasn't cast from your hand, draw two cards instead.
Flashback — , Discard a card.

Flying
When this creature enters, you gain 5 life.

Flying, vigilance, ward

Flying
If a source you control would deal damage to an opponent or a permanent an opponent controls, it deals double that damage instead.

Flying
If a triggered ability of another Elemental you control triggers, it triggers an additional time.

Strive — This spell costs more to cast for each target beyond the first.
Choose any number of target creatures you control. For each of them, create a token that's a copy of that creature, except it has haste. Exile those tokens at the beginning of the next end step.

Choose one —
• When you cast your next instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.
• Target creature you control gains double strike until end of turn.

Copy target instant or sorcery spell. You may choose new targets for the copy.

Wither
: This creature gets +2/+2 until end of turn. Activate only once each turn.

Whenever you gain life, put a +1/+1 counter on this creature.
As long as you have 25 or more life, this creature has double strike.

Enchant creature
Enchanted creature has double strike.
If Twinblade Invocation would be put into a graveyard from anywhere, exile it instead.

Double strike
Disturb

Flash
Enchant creature
Enchanted creature has double strike.