Large ooze, Challenge 2
Armor class 6, Hit Points 84
Speed 15 ft.
Attacks Pseudopod, Engulf
STR 14 (+2) DEX 3 (-4) CON 20 (+5)
INT 1 (-5) WIS 6 (-2) CHA 1 (-5)

As Gem Bazaar enters, choose a color at random.
: Add one mana of the color last chosen. Then choose a color at random.

, , Sacrifice this artifact: Search your library for an Island card, a Swamp card, and a Mountain card. Reveal those cards, put them into your hand, then shuffle.

Whenever this creature attacks, create a colorless Construct artifact creature token named Twin that's attacking. Its power is equal to this creature's power and its toughness is equal to this creature's toughness. Sacrifice the token at end of combat.

: Put a charge counter on this artifact.
Remove a charge counter from this artifact: Add one mana of any color.

If this card is in your opening hand and you're not the starting player, you may begin the game with Gemstone Caverns on the battlefield with a luck counter on it. If you do, exile a card from your hand.
: Add . If Gemstone Caverns has a luck counter on it, instead add one mana of any color.

This land enters with three mining counters on it.
, Remove a mining counter from this land: Add one mana of any color. If there are no mining counters on this land, sacrifice it.

Equipped creature has shroud.
Prevent all combat damage that would be dealt to equipped creature.
Equip

: The next time a source of your choice would deal damage to you this turn, that damage is dealt to target creature you control instead.

Whenever a nontoken creature enters, if this artifact is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

When Genesis Device enters, search your library for a basic land card or Planet card, put it onto the battlefield tapped, then shuffle.
, , Sacrifice Genesis Device: Sacrifice any number of lands you control, then search your library for up to that many land cards, put them onto the battlefield tapped, then shuffle. Activate only as a sorcery.

Whenever you crank Genetic Recombinator, up to two target creatures each get +2/+2 until end of turn.

Assist Marvel's greatest minds by drawing two cards in a single turn.

Equipped creature has double strike.
Whenever equipped creature attacks, if it's the first combat phase of the turn, untap it. After this phase, there is an additional combat phase.
Equip

Trample
Whenever this creature deals combat damage to a player, you may cast your commander from the command zone without paying its mana cost. (You still pay any additional costs.)

(Transforms from Dowsing Device.)
: Add .
, : Until end of turn, target creature gains haste and gets +X/+0, where X is the number of artifacts you control. Activate only as a sorcery.

Whenever a player casts an instant or sorcery spell, put a number of charge counters on this artifact equal to that spell's mana value.
, , Remove all charge counters from this artifact: Create a 0/0 green and blue Fractal creature token. Put X +1/+1 counters on it, where X is the number of charge counters removed this way.

This land enters tapped.

This land enters tapped.
: Add .
, Sacrifice this land: Add .

At the beginning of your draw step, draw an additional card.

Starting & Max Hand Size: -4
Starting Life: +0

Flash
If a player would begin an extra turn, that player skips that turn instead.
, , Exile Gerrard's Hourglass Pendant: Return to the battlefield tapped all artifact, creature, enchantment, and land cards in your graveyard that were put there from the battlefield this turn.

Haste
Whenever this Vehicle attacks or blocks, return up to one target creature that crewed it this turn to its owner's hand.
Crew 1

Whenever an opponent discards a card, you may draw a card.