Samsara, Dragon of Rebirth [DUEA-EN052] Super Rare Collector's Boxes Special Summon 1 of your

Special Summon 1 of your “Thunder Dragon” monster

when a "Fire Fist" monster is Special Summoned from your Extra Deck: You can Set 1 "Fire Formation" Spell Card directly from your Deck

Set: Secrets of Eternity Card type: Effect Monster Rarity: Rare Attack: 1800 Defense: 0 Cannot be Normal Summoned/Set

Alternatively

you can also leave it up to your own Machina to trigger this effect after you have thrown it to the junkyard

Samsara, Dragon of Rebirth [DUEA-EN052] Super Rare Collector's Boxes Special Summon 1 of yourSet: Duelist Alliance Card type: Synchro Effect Monster Rarity: Super Rare Attack: 100 Defense: 2600 1 Tuner + 1 or more non Tuner monsters If this card is destroyed by battle and sent to the Graveyard, or if this card you control is sent to your Graveyard by an opponent's card effect: You can target 1 monster in either player's Graveyard, except "Samsara, Dragon of Rebirth"; Special Summon it. You can only use this effect of "Samsara, Dragon of