2014 Mega-Tin Mega Pack

2 Level 8 Machine-Type monsters
Once per turn: You can detach 1 Xyz Material from this card; it gains 1000 ATK, until the end of your opponent's next turn. If this card is destroyed while it has Xyz Material: You can banish 1 "Super Defense Robot" monster from your Graveyard; Special Summon this card from your Graveyard, then, you can attach 1 "Super Defense Robot" monster from your Graveyard to this card as an Xyz Material.

Googly-Eyes Drum Dragon

When this card is Normal Summoned: You can Special Summon 1 "Super Defense Robot" monster or "Orbital 7" from your hand. Once per turn: You can target 1 "Super Defense Robot" monster or "Orbital 7" you control; it becomes Level 8 until the end of this turn. This card cannot be used as an Xyz Material for an Xyz Summon, except for the Xyz Summon of a Machine-Type monster.

Super Defense Robot Elephan

When this card is Normal Summoned: You can Special Summon 1 "Super Defense Robot" monster or "Orbital 7" from your hand. Once per turn, when exactly 1 "Super Defense Robot" monster or "Orbital 7" (and no other cards) is added from your Graveyard to your hand (except during the Damage Step): You can Special Summon it from your hand.

Super Defense Robot Lio

When this card is Normal Summoned: You can Special Summon 1 "Super Defense Robot" monster or "Orbital 7" from your hand. Once per turn: You can banish 1 Machine-Type monster from your Graveyard, then target 1 "Super Defense Robot" monster or "Orbital 7" in your Graveyard; add that target to your hand.