Colossal Majesty At the beginning of your upkeep, if you control a creature with power 4 or greater, draw a card Enchantresss Presence Whenever you cast an enchantment spell, draw a card Kenriths Transformation Enchant creature When Kenriths Transformation enters the battlefield, draw a card Enchanted creature loses all abilities and is a green Elk creature with base power and toughness 3/3 Snake Umbra Enchant creature Enchanted creature gets +1/+1 and has Whenever this creature deals damage to an opponent, you may draw a card Totem armor The Best Green Card Draw Abilities on Creatures Another good source of green card draw comes from abilities on creatures
Also, the creature needs to deal with the damage for lifelink to work
With perfect hindsight, I think it taps into something much deeper
Enthusiastic Mechanaut
Your hand size is increased to eleven, and whenever she attacks, you can draw a card and lose one life
While they can mostly only be used while on the battlefield, you should read the ability and look for clues as to when its supposed to be used