Falkenrath Pit Fighter Edgar Markov certainly wasnt lacking in ways to use 1/1 Vampire tokens, but hell happily take Falkenrath Pit Fighter and so will many other Vampire decks
Scaling based on combat damage dealt to a player Quartzwood Crasher could theoretically create 40/40 dinosaur beast tokens
Any creature destroyed goes to the graveyard, while regenerate only affects creatures on the battlefield
It is, but with Dawn of Hope, gaining life would be easy for life gain decks, as Creatures with Lifelink will do that in combat, and cards like Fountain of Renewal have free, automatic triggers
The distinction is small, and you should be happy adding signets or talismans to your deck when you need the fixing and ramp
But perhaps Wizards of the Coast is about to release a new one that'll be more your speed