Fierce Bullet of Dust Storm, Nawfal

[ACT](RC):If you have a vanguard with "Eugene" in its card name, [COST][bind this unit], choose up to two non-sentinel normal units from your drop, and put them into your soul. If your opponent's rear-guard was retired this turn, you may put all of the chosen cards on the top of your deck in any order instead of into your soul.