Draw two cards, then discard a card.

Destroy all lands or all creatures. Creatures destroyed this way can't be regenerated.

When Cathodion dies, add .

Whenever Cave Tiger becomes blocked by a creature, Cave Tiger gets +1/+1 until end of turn.

Trample
At the beginning of your upkeep, sacrifice Child of Gaea unless you pay .
: Regenerate Child of Gaea.

: Chimeric Staff becomes an X/X Construct artifact creature until end of turn.

Shroud (This creature can't be the target of spells or abilities.)
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

, : Search your library for a creature card with converted mana cost X or less, reveal it, and put it into your hand. Then shuffle your library.

Creatures you control have ": Add ."

, Sacrifice a permanent: You gain 1 life.

Destroy target enchantment.
Cycling (, Discard this card: Draw a card.)

Enchant creature
Enchanted creature can't be blocked.

Enchant permanent
You control enchanted permanent.

Target player gains 2 life for each creature on the battlefield.

At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.
If a land is tapped for mana, it produces instead of any other type and amount.

, Sacrifice Copper Gnomes: You may put an artifact card from your hand onto the battlefield.

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.

Trample
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)

Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
When Crater Hellion enters the battlefield, it deals 4 damage to each other creature.