mtg choose a background cards Background in MTG: Rules, History, and FAQ

Reducing potency may not be the easiest to do, but some considerations would be changing enchantments to creatures that do the same thing, or increasing the number of pieces in your value engine or infinite combo (a combo that needs six cards to function is easier to disrupt compared to another that only needs two cards)

Finish off your opponents by swinging in with a fully buffed team or using Mirror Entity for massive damage

: Level 2 At the beginning of combat on your turn, attach target Equipment you control to up to one target creature you control

The slim five-card booster format is separate from the standard Simplified Chinese booster box configuration