For example, with Yixlid Jailer ("Cards in graveyards lose all abilities") on the battlefield, a Me with a counter on it in a graveyard loses that counter when it's put onto the battlefield
BPRO-JP050 Kuugadan no Senshou Keel [Keel, Shipwright Fur Hire] Link-2 WATER Sea Serpent Link Effect Monster ATK 1800 Links: Left, Bottom Materials: 2 monsters with different Types You can only use the (1)st and (2)nd effect of this cards name each once per turn
Special summoning from the deck is one of the strongest effects in the entire game, as it allows you to bring out any Monster you need at any given time without having to worry about paying its cost
Acererak is a three-mana 5/5 that reads: When Acererak the Archlich enters the battlefield, if you have not completed Tomb of Annihilation, return Acererak the Archlich to its owners hand and venture into the dungeon. It also creates a 2/2 Black Zombie creature when it attacks unless your opponent sacrifices a creature, and it does this for each opponent too
Salamangreat Spinny X FIRE Level 3 [ Cyberse / Effect ] ATK 1000 DEF 1500 If you control a "Salamangreat" card: You can discard this card, then target 1 face-up monster on the field