Roid, Chromatic Slinger

Vigilance, doublestrike, trample, haste
Tap an untapped permanent you control or
discard a card: choose one—
•Roid deals 2 damage to target creature or planeswalker.
•Roid gets +2/+0 until end of turn.
•You or target permanent gains shroud this turn.
{bull}Tap target permanent. it doesn't untap during
its controller's next untap step.