When your opponent activates a monster effect while you control a "Krawler" monster: The activated effect becomes "Return 1 face-up monster your opponent controls to the hand". You can banish this...
Activate 1 of these effects:
E Special Summon 1 Level 9 monster from your hand.
E Target 1 Level 9 monster you control; Special Summon from your Deck, 2 Level 9 monsters with different names,...
If this card is in your hand: You can banish 2 Normal Monsters from your hand and/or GY; Special Summon this card from your hand. Monsters your opponent controls lose 500 ATK/DEF for each Dragon...
Excavate the top 5 cards of your Deck, then if you excavated a "Krawler" monster or a "World Legacy" card, add 1 of them to your hand, also send the remaining cards to the GY. Otherwise, shuffle all...