Advanced format ruling
Armed Dragon LV5
Card effect (current official text)You can send 1 monster from your hand to the GY, then target 1 monster your opponent controls with ATK less than or equal to the sent monster's ATK; destroy that target. During the End Phase, if this card destroyed a monster by battle this turn: You can send this card to the GY; Special Summon 1 "Armed Dragon LV7" from your hand or Deck.
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.