First strike Whenever a Samurai or Warrior you control attacks alone, untap it. If it's the first combat phase of the turn, there is an additional combat phase after this phase.

Flash Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.) Double strike Other tapped creatures you control have hexproof.

During your turn, equipped creature gets +2/+0 and has first strike. (It deals combat damage before creatures without first strike.) Equip {2} ({2}: Attach to target creature you control. Equip only as a sorcery.)

Vigilance Whenever a Samurai or Warrior you control attacks alone, you may cast target enchantment card from your graveyard this turn.