Steelswarm Roach (Quarter Century Secret Rare) (RA04-EN151) - Quarter Century Stampede 1st Edition Number_DR2-EN007 using monsters on either field

using monsters on either field as Fusion Material

it is unaffected by card effects

take control of that monster

change the attack target to this card and perform damage calculation

send this face-up card to the Graveyard to Special Summon 1 "Ultimate Insect LV5" from your hand or Deck

Steelswarm Roach (Quarter Century Secret Rare) (RA04-EN151) - Quarter Century Stampede 1st Edition Number_DR2-EN007 using monsters on either fieldTypeFiend Xyz Effect Monster AttributeDARK ATK DEF1900 Card Text2 Level 4 monsters During either player's turn, when a Level 5 or higher monster would be Special Summoned: You can detach 1 Xyz Material from this card; negate the Special Summon, and if you do, destroy it.