As a five-mana 6/6, Surrak Dragonclaw is on-curve for a creature we can flash in from our command zone
Garruk Relentless 6.5 The least powerful of the cheaper Garruk options but this dude does a lot of what you want while being at a nice reasonable four mana price tag
white has a bunch of ways to distribute +1/+1 counters, so it shouldnt be too hard to get Denry Klin to dole out two different counters to your non-tokens
While most, if not all trading card games create somewhat of a market for them, the values of rare cards tend to stay the same, with small changes from time to time
In fact, the spikes were in early Mirrodin design
In case this seems confusing, allow me to make it simple - Wizards of the Coast (WOTC) came out with the Base Set of Pokemon Cards, sold lots of packs of these cards, then decided that the cards would look better if they added a shadow to the background