With Fangorn in play, unspent green mana doesn't disappear as phases and turns end, bypassing the main limitation of adding mana to the mana pool
Bloodthirster also has flying and trample, meaning the six power it boasts can only be blocked by other flying creatures and those with reach, and any damage your opponent cant block goes through
Then I try to reach 10 points for a starting point
Lo and Li, Twin Tutors Saffgor: I touched on this pair in my Puzzlebox last week, but essentially they serve as a 'Commander Toolbox' in the Command Zone, getting a ton of notable options to serve as temporary extras with Lifelink
There are 5 colors in Magic: red (R), white (W), blue (U), green (G), and black (B)
But at least its got the morph ability to reduce its cost