You can only Special Summon “Brotherhood of the Fire Fist – Eagle” once per turn. You can only use this card name’s (2) effect once per turn.
(1) If this card is in the Monster Zone, you can activate “Fire Fist” monster effects without sending “Fire Fist” or “Fire Formation” cards from your hand or field to the GY.
(2) You can target 1 “Fire Formation” Spell/Trap on your field or GY; return it to the hand, then send 1 “Fire Fist” monster from your Deck to the GY.