Najeela and The Reaver Cleaver on the battlefield.
The Reaver Cleaver attached to a creature with power five or greater that can attack this turn.
An opponent is unable to block the creature with The Reaver Cleaver attached.
Steps
Deal combat damage to a player with the creature that has The Reaver Cleaver attached.
The creature triggers, creating at least six Treasure tokens.
Activate five Treasure tokens by tapping and sacrificing them, adding ({W} magic symbol) ({U} magic symbol) ({B} magic symbol) ({R} magic symbol) ({G} magic symbol) .
Activate Najeela by paying ({W} magic symbol) ({U} magic symbol) ({B} magic symbol) ({R} magic symbol) ({G} magic symbol) , untapping all attacking creatures, giving them trample, lifelink and haste, and gaining an additional combat phase after this one.