When Battle Myrsphere enters the battlefield, reveal cards from the top of your library until you reveal a battle card. Put it onto the battlefield, and the rest on the bottom of your library in a random order.

Whenever Battle Myrsphere attacks, you may tap X untapped battles you control (so they're oriented like a regular Magic card). If you do, Battle Myrsphere gets +X/+0 until end of turn and deals X damage to the player or permanent.

This Vehicle gets +1/+1 for each Hamster you control.

Whenever this Vehicle attacks, create three 1/1 red Hamster creature tokens, then it deals X damage to any target, where X is the number of Hamsters you control.

Crew 3

This creature doesn't untap during your untap step.

: Untap this creature.

Whenever this creature attacks, it deals 7 damage to target creature defending player controls.

, : You gain 5 life.

, : Draw a card, then discard a card.

, : Target creature gets -2/-2 until end of turn.

, : This artifact deals 3 damage to target player or planeswalker.

, : Target creature gets +4/+4 until end of turn.

, : Create a 1/1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter." (A player with ten or more poison counters loses the game.)

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.

Flying

This creature enters with three +1/+1 counters on it.

, Remove a +1/+1 counter from this creature: Create a 1/1 colorless Triskelavite artifact creature token with flying. It has "Sacrifice this token: This token deals 1 damage to any target."

When this artifact enters, draw three cards.

: Add three mana of any one color.

Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of this artifact. Untap it.

This creature enters with three +1/+1 counters on it.

Whenever this creature enters or attacks, create a number of 1/1 colorless Gnome artifact creature tokens equal to its power.

, Sacrifice another artifact: Put a +1/+1 counter on this creature.

Defender (This creature can't attack.)

When a creature attacks you or a planeswalker you control, if this creature has defender, it loses defender and gains trample.

: Create a 2/2 colorless Pincher creature token.

Whenever an artifact is put into a graveyard from the battlefield, you may untap this artifact.

This artifact enters tapped.

, Sacrifice this artifact and any number of creatures you control: This artifact deals X damage to any target, where X is the total power of the creatures sacrificed this way, then exile this artifact and those creature cards.

Menace

Whenever this creature attacks, you may sacrifice another creature. When you do, destroy target creature an opponent controls.

Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Flying

This creature enters with three +1/+1 counters on it.

At the beginning of your upkeep, you may remove any number of +1/+1 counters from this creature. If you do, create that many 1/1 colorless Tetravite artifact creature tokens. They each have flying and "This token can't be enchanted."

At the beginning of your upkeep, you may exile any number of tokens created with this creature. If you do, put that many +1/+1 counters on this creature.

Flying

When this Vehicle enters, create two 2/2 white Astartes Warrior creature tokens with vigilance.

Whenever this Vehicle attacks, attacking creatures you control gain flying until end of turn.

Crew 2

Prototype — 2/5 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)

Whenever this creature attacks, target attacking creature gets +X/+0 until end of turn, where X is this creature's power.

Trample

When you cast this spell and whenever this creature attacks, destroy up to one target nonland permanent. Its controller creates a tapped Powerstone token.

Unearth

Flying

At the beginning of your upkeep, if you control no Thopters other than this creature, return this creature to its owner's hand and create five 1/1 colorless Thopter artifact creature tokens with flying.