Whenever you cast an Aura, Equipment, or Vehicle spell, draw a card.

Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for .)
Target creature gets -X/-X until end of turn. You gain X life.

Whenever this creature attacks, you get (two energy counters).
Pay : Exile this creature, then return it to the battlefield under its owner's control.

As this creature enters, choose a creature type.
This creature is the chosen type in addition to its other types.
Each other creature you control of the chosen type enters with an additional +1/+1 counter on it.

When this enchantment enters, exile all artifacts your opponents control until this enchantment leaves the battlefield.

Whenever a nontoken artifact is put into your graveyard from the battlefield, return that card to your hand unless target opponent has this enchantment deal 3 damage to them.