RRCCC Malevolent Fire 150 Flip a coin
Triggered abilities use the word "when," "whenever," or "at." They're often written as "[Trigger condition], [effect]." Some keyword abilities, such as mobilize (from the Tarkir: Dragonstorm release), are triggered abilities and will have "when," "whenever," or "at" in their reminder text
Worse, Werewolves would get into a fight and would then die at the end of the turn when they changed back into Humans and suddenly had a lower toughness
Ragavan is basically one of the best 1-mana creatures ever printed
A reprint of Hammer of Nazahn, when it is played, the Piko Piko Hammer or another Equipment can be attached to a creature for free, only costing mana to be equipped on the players next turn