So sánh thẻ bài

1 Tuner + 1+ non-Tuner WATER monsters
Each time another monster(s) you control is destroyed by your opponent's attack or card effect: Inflict 600 damage to your opponent. During the Battle Phase, when your opponent activates a card or effect while you control another monster (Quick Effect): You can negate that effect, and if you do, destroy that card. You can only use this effect of "Glacial Beast Iceberg Narwhal" once per turn.

"Nitro Synchron" + 1 or more non-Tuner monsters
Once during each of your turns, if you activate a Spell Card, this card gains 1000 ATK during the next attack this turn involving this card, during damage calculation only. If this attacking card destroys an opponent's monster by battle, after damage calculation: You can target 1 face-up Defense Position monster your opponent controls; change that target to Attack Position, then this card can make a second attack in a row, on that monster.