Knightmare Phoenix

Per-phrase breakdown

• 2 monsters with different names (Trigger)
• If this card is Link Summoned: You can discard 1 card, then target 1 Spell/Trap your opponent controls; destroy it, then, (Condition)
• if this card was co-linked when this effect was activated, you can draw 1 card. You can only use this effect of "Knightmare Phoenix" once per turn. Co-linked monsters you control cannot be destroyed by battle. (Continuous)

Judge-facing facts

• Link-2 monster; requires 2 monsters with different names as Link Material
• Discarding 1 card is the cost to activate the Trigger Effect
• Targeting 1 Spell/Trap your opponent controls happens at activation
• The Trigger Effect can only be used once per turn
• The battle destruction protection is a Continuous Effect that applies to all co-linked monsters you control

Card-specific notes from database

• (Konami neuron) Destroying the targeted card and drawing 1 card do not happen simultaneously
• (Konami neuron) Drawing 1 card requires successfully destroying the target and being co-linked at the time of activation
• (YGOResources) Ash Blossom & Joyous Spring or Dominus Purge can be chained to the Trigger Effect only if Knightmare Phoenix is co-linked at the time of activation. If it is not co-linked at activation, the effect does not include drawing a card