Kaiba will always use cyber-stein to summon blue-eyes ultimate dragon!!!He then uses change of heart to take your monster and totally bust your LP

If your opponents have no monster on the field, you can make a direct attack and the Dark Magician would subtract 2500 life points.

Dark Hole" destroys all monsters, "Swords of Revealing Light" forbids your opponent to attack for 3 turns, and etc.

Fusion monsters are more powerful monsters that can be bought together by sacrificing two other monsters and with a magic