I like to have my lifegain decks focus more on actually using that life for bigger spells or to generate card advantage, so I recommend looking at Erebos, God of the Dead and Phyrexian Processor
Cleansing Meditation One-sided board wipes are some of the most powerful in the game
For me, Tetsuko holds a place near and dear to my heart as it was one of the first budget commanders that I owned, and now its a powerhouse
To hope to win (because nothing is impossible), you must try to quickly outnumber your opponent, with combos like Ohm/Holy, for example, or with some of your trigger effects, or quickly manage cards that can eliminate your characters
DJ Johnson: So everyone on my Facebook feed is losing their goddamn mind over this card, and I cant see why
Thraben Charm I love flexible interaction, and this does just enough to be good