You must cast both B.F.M. cards to put

leaves the battlefield, sacrifice the other.

B.F.M. can't be blocked except by three or

When this creature enters the battlefield, roll a six-sided die. Target opponent loses life equal to the result.

Target creature gets +2/+2 and gains reach until end of turn. Put a +1/+1 counter on it.

Haste

Whenever one or more creatures you control become blocked, create a Treasure token.

Sacrifice two artifacts: Draft a card from Big Spender's spellbook.

Enchant artifact or land

Enchanted permanent has ": Target player adds two mana of any one color. The next spell they cast this turn has cascade." (When they cast their next spell, they exile cards from the top of their library until they exile a nonland card that costs less. They may cast it without paying its mana cost. They put the exiled cards on the bottom in a random order.)

Vigilance

Whenever Bridled Bighorn attacks while saddled, create a 1/1 white Sheep creature token.

Saddle 2 (Tap any number of other creatures you control with total power 2 or more: This Mount becomes saddled until end of turn. Saddle only as a sorcery.)

The Nuka-Cola Challenge — Whenever one or more creatures you control deal combat damage to a player, put a quest counter on Sierra, Nuka's Biggest Fan and create a Food token.

Whenever you sacrifice a Food, target creature you control gets +X/+X until end of turn, where X is the number of quest counters on Sierra.

: Add one mana of any color that appears on your top. (A top is an outerwear garment worn on the upper body.)