[ACT](VC):COST [Counter Blast (1)], until the end of your opponent's turn, change the below effects for your opponent's trigger effects other than the [Power] increase to "[Critical]:Your vanguard gets [Critical]-1 until end of that battle.", "[Heal]:Deal one damage to your vanguard.", "[Draw]:Discard a card from your hand.", and change the [Power] increase for [Front] trigger to the back row.