Heavy Forward Super Rare - 2021 Tin of Ancient Battles 1st Edition

When this card is activated: You can add 1 "Infinitrack" monster from your Deck to your hand. Once per turn: You can target 1 Machine Xyz Monster you control, then activate 1 of these effects;
• Change its battle position.
• Attach this card to it as material.
You can only activate 1 "Heavy Forward" per turn.