These were Magic's first four-color legendary creatures, which opened up a huge swathe of deckbuilding options that were only previously available to five-color decks
I do like the trigger, you could do some funny things with it (I kind of love the idea of just balls out reanimating Phage, the Untouchable) FromTheShire: Great mana rock in this token heavy deck, with the added bonus of making you harder to kill
Its perfect for any R/x reanimator deck, a deck that casts from different zones, or a deck that uses triggers like persist
Or perhaps your friends and family are bored of playing against you, because youre just too good at the game
Finding a Moltensteel Dragon, pumping it up at least 6 times, then turning it into Skithryx, the Blight Dragon for lethal Infect damage in the middle of combat is a classic, but there are plenty of other shenanigans if youre willing to explore the increasing pool of Dragons
Everybody start attacking Steve! cards