Lightning Greaves [Kaladesh Inventions] Valla other attacking creatures get +1/+1

other attacking creatures get +1/+1 until end of turn for each attacking creature other than Márton Stromgald

Set: Limited Edition Beta Type: Creature — Hydra Rarity: Rare Cost: {X}{R}{R} Rock Hydra enters the battlefield with X +1/+1 counters on it

" —Bonmod

Set: Fifth Edition Type: Enchantment Rarity: Rare Cost: {1}{G} At the beginning of your draw step

If a Rigger you control would assemble a Contraption

Lightning Greaves [Kaladesh Inventions] Valla other attacking creatures get +1/+1Set: Kaladesh Inventions Type: Artifact Equipment Rarity: Mythic Cost: {2} Equipped creature has haste and shroud. (It can't be the target of spells or abilities.) Equip {0} This matched set incorporates aetheric accelerators and deflection matrices in an elegant, wearable design.