(This card is also always treated as "Legendary Dragon Hermos".)
Send, from your hand or your side of the field to the Graveyard, 1 monster with the same Type as 1 Type listed on a Fusion Monster that can only be Special Summoned with "The Claw of Hermos" (if that card is Set, reveal it), then Special Summon that Fusion Monster from your Extra Deck.
The Fang of Critias
(This card is also always treated as "Legendary Dragon Critias".)
Send, from your hand or your side of the field to the Graveyard, 1 Trap Card listed on a Fusion Monster that can only be Special Summoned with "The Fang of Critias" (if that card is Set, reveal it), then Special Summon that Fusion Monster from your Extra Deck.
Legendary Knight Critias
This card cannot be Normal Summoned or Set. This card can only be Special Summoned with "Legend of Heart". When this card battles an opponent's monster, this card can absorb 1 Trap Card from your hand or Graveyard at the start of the Damage Step.
Legendary Knight Hermos
Cannot be Normal Summoned/Set. Must be Special Summoned with "Legend of Heart", and cannot be Special Summoned by other ways. When this card is Special Summoned: You can target 1 face-up Spell/Trap Card on the field; banish that target. Once per turn, when this card is targeted for an attack: You can target 1 Effect Monster in your Graveyard; until your next End Phase, this card's name becomes that monster's, and replace this effect with that monster's original effects.
Timaeus the Knight of Destiny
"Legendary Knight Timaeus" + "Legendary Knight Hermos" + "Legendary Knight Critias"
Must be Special Summoned (from your Extra Deck) by sending the above cards you control to the Graveyard, and cannot be Special Summoned by other ways. (You do not use "Polymerization".) This card is unaffected by other card effects. If this card attacks or is attacked, during damage calculation (in either player's turn): You can activate this effect; this card's ATK and DEF each become equal to the ATK of the monster on the field with the highest ATK (your choice, if tied). When this card is destroyed by battle: You can Special Summon 3 "Legendary Knight" monsters from your hand, Deck, or Graveyard, ignoring their Summoning conditions.
Lord of the Red
This card can only be Ritual Summoned with the Ritual Spell Card, "Red-Eyes Transmigration". If 2 Spell Cards are activated in separate Chains during the same turn, you can destroy all other monsters on the field after the second Spell Card's effect resolves.