Other blue creatures you control have "Whenever this creature becomes tapped, draw a card, then discard a card."
Other artifact creatures you control get +1/+1.
: Until end of turn, target creature you control becomes a blue artifact in addition to its other colors and types. Activate only as a sorcery. ( can be paid with either or 2 life.)

Choose one —
• Target creature gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
• Destroy target creature with toughness 4 or greater.

: Add .
, : Add .
, : Add or .

Flying
: Return this card from your graveyard to the battlefield tapped and attacking. Activate only during the declare attackers step and only if you're attacking two or more opponents.

Graft 6 (This creature enters with six +1/+1 counters on it. Whenever another creature enters, you may move a +1/+1 counter from this creature onto it.)
: Target creature with a +1/+1 counter on it gains trample until end of turn.

When this enchantment enters, if you control a creature with power 4 or greater, draw a card.
Creatures you control have trample. (Each of those creatures can deal excess combat damage to the player or planeswalker it's attacking.)
Whenever a creature you control with power 4 or greater enters, draw a card.

This spell costs less to cast if you control a permanent with mana value 4 or greater.
One or two target creatures you control each get +1/+0 until end of turn. They each deal damage equal to their power to target creature an opponent controls.

, , Discard a card: Draw a card for each card you've discarded this turn.

When this creature enters or is turned face up, create three 1/1 red Goblin creature tokens.
Morph (You may cast this card face down as a 2/2 creature for . Turn it face up any time for its morph cost.)

Target creature you control gains hexproof until end of turn. Remove all -1/-1 counters from it. (A creature with hexproof can't be the target of spells or abilities your opponents control.)

: Target creature gets +1/+1 and gains intimidate until end of turn. (It can't be blocked except by artifact creatures and/or creatures that share a color with it.)
, Sacrifice a nontoken creature: Create X 1/1 green Saproling creature tokens, where X is the sacrificed creature's toughness.

Choose one —
• Target creature gets -5/-5 until end of turn. If that creature would die this turn, exile it instead.
• Creatures target player controls get -1/-1 until end of turn.

Draw two cards, then discard a card at random.
Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)

Creatures you control get +X/+X, where X is the number of cards you've drawn this turn.

, Sacrifice a Goblin: This creature deals 4 damage to target creature.

This creature enters with four +1/+1 counters on it.
This creature attacks each combat if able.
If damage would be dealt to this creature while it has a +1/+1 counter on it, prevent that damage and remove a +1/+1 counter from it.

Sacrifice another creature or artifact: Exile the top card of your library. You may play it until the end of your next turn. Activate only during your turn and only once each turn.

: Add .
, : Add , , or .

When this Equipment enters, attach it to target creature you control.
Equipped creature gets +1/+2 and has "Whenever this creature attacks, you gain 2 life."
Equip (: Attach to target creature you control. Equip only as a sorcery.)

: This creature gets +3/+3 until end of turn. Activate only once each turn.