Origin of Captain America

“<em>(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)</em><br> [I] Put a +1/+1 counter on target creature you control. It gains first strike and vigilance until end of turn.<br> [II] Create a colorless Equipment artifact token named Sturdy Shield with "Equipped creature gets +1/+2" and equip 2.<br> [III] Tap up to one target creature and put a stun counter on it.”