Target creature gets +4/+2 and gains trample until end of turn.

, : This turn, each creature you control enters the battlefield with an additional +1/+1 counter on it.
, : Move a +1/+1 counter from target creature you control onto another target creature you control.

Put a +1/+1 counter on target creature.
Put a +1/+1 counter on target creature.

Vigilance
When Conclave Cavalier dies, create two 2/2 green and white Elf Knight creature tokens with vigilance.

, : Creatures you control gain trample until end of turn.
, : Create a 2/2 green and white Elf Knight creature token with vigilance.

If one or more +1/+1 counters would be put on a creature you control, that many plus one +1/+1 counters are put on that creature instead.
When Conclave Mentor dies, you gain life equal to its power.

Surveil 3, then return a creature card from your graveyard to the battlefield.

Search your library for a white card, a blue card, a black card, a red card, and a green card. Reveal those cards and put them into your hand. Then shuffle your library.

Search your library for up to three creature cards and reveal them. Shuffle your library, then put those cards on top of it in any order.

Choose a card name. Until your next turn, spells with the chosen name can't be cast and lands with the chosen name can't be played.
Draw a card.

Gain control of target creature with power 2 or less.

Exile target card from a graveyard.
Draw a card.

Choose one —
• Target player draws two cards.
• Target player discards two cards.

Target player sacrifices a creature with the greatest power among creatures they control. You gain life equal to its power.

Target creature gets +2/+2 until end of turn. Another target creature gets -2/-2 until end of turn.

Consuming Aberration's power and toughness are each equal to the number of cards in your opponents' graveyards.
Whenever you cast a spell, each opponent reveals cards from the top of their library until they reveal a land card, then puts those cards into their graveyard.

Lifelink
Whenever an artifact enters the battlefield under your control, scry 1.

Whenever another creature enters the battlefield under your control, each opponent loses 1 life.

If one or more +1/+1 counters would be put on a creature you control, twice that many +1/+1 counters are put on it instead.

Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.)
At the beginning of your upkeep, put a rust counter on each artifact target opponent controls. Then destroy each artifact with converted mana cost less than or equal to the number of rust counters on it. Artifacts destroyed this way can't be regenerated.
When Corrosion leaves the battlefield, remove all rust counters from all permanents.