General Leo Cristophe* If Leo cost a bit less mana hed be much higher up on this list, as at 5 mana returning one cheap creature, and growing based on how many creatures you have is just not that good especially given he lacks any protection or evasion
Even if you tap a creature to completely remove the generic mana cost, harmonizing is usually more expensive than casting spells the old-fashioned way, and besides, that tapped creatures could have done something else
The +1 is embarrassingly weak protection against three separate opponents, and the -9 isnt even a guaranteed mill victory like it usually would be in a 1v1 match
If you just want that ability, Basri's Solidarity costs a lot less mana, and you can find more repeatable effects like some Ajani planeswalkers
Every time you do this, your opponent draws a card, eventually decking out