{3}{R}: You may put an artifact card from your hand onto the battlefield. That artifact gains haste. Sacrifice it at the beginning of the next end step.
"You want it good, fast, or cheap? You can't have all three."
At the beginning of your upkeep, draft a card from Arms Scavenger's spellbook, then exile it. Until end of turn, you may play that card. Equip abilities you activate cost {1} less to activate.
Flying, lifelink Ward—Discard a card. Whenever a modified creature you control attacks, double the number of each kind of counter on it. Then for each nontoken permanent attached to it, create a token that's a copy of that permanent attached to that creature.
Whenever a creature you control attacks or a creature you control enters attacking, you may pay {1}{R}. If you do, you may put a creature card with mana value less than that creature's mana value from your hand onto the battlefield tapped and attacking.
I — Target creature you control fights up to one target creature you don't control. II — Add {R}. Put two +1/+1 counters on up to one target creature you control. III — You gain life equal to the greatest power among creatures you control.