Nightblade Brigade (Foil) Aura then put one of those

then put one of those cards into your hand and the rest on the bottom of your library in a random order

Kicker {1}{W} and/or {1}{U} (You may pay an additional {1}{W} and/or {1}{U} as you cast this spell

then shuffle

When Omen of the Sea enters

you may tap an untapped creature you control rather than pay this spell's mana cost

Nightblade Brigade (Foil) Aura then put one of thoseDeathtouch Mobilize 1 (Whenever this creature attacks, create a tapped and attacking 1 1 red Warrior creature token. Sacrifice it at the beginning of the next end step.) When this creature enters, surveil 1. (Look at the top card of your library. You may put it into your graveyard.)