Welding Jar [Mirrodin] SM229 when an attack is declared

when an attack is declared involving this card: You can target 1 other "D/D" or "Dark Contract" card you control

Set: Battle Pack: Epic Dawn Card type: Continuous Trap Rarity: Starfoil Rare Attack: 0 Defense: 0 Target 1 face-up monster on your opponent's controls

Set: Duelist Pack: Dimensional Guardians Card type: Tuner/Effect Monster Rarity: Common Attack: 100 Defense: 100 If a Synchro Monster is on the field

Set: Legendary Collection 4: Joey's World Card type: Normal Monster Rarity: Common Attack: 900 Defense: 1000 This Spellcaster attacks enemies with fire-related spells such as "Sea of Flames" and "Wall of Fire"

Welding Jar [Mirrodin] SM229 when an attack is declaredSet: Mirrodin Type: Artifact Rarity: Common Cost: {0} Sacrifice Welding Jar: Regenerate target artifact. The wires crawl over broken metal and heat themselves to melting, filling cracks quickly and efficiently.