The effect monster, Micro Coder If a Cyberse monster you control would be used as Link Material for a "Code Talker" monster this card in you hand can also be used as material
(Quick Effect): You can banish this Synchro Summoned card
Then as a cast trigger, stuff you cast with a cost of five or more draws you a card
The chances of an opponent having three or more creatures on the field is pretty high, especially with all the token commanders running around these days, making Defense of the Heart a delayed but powerful creature tutor
The deck starts by casting a number of powerful, efficiently-costed vampire creatures with strong secondary abilities including Clavileno (card draw, creature tokens), Cordial Vampire (+1/+1 counters), Drana (+1/+1 counters), Dusk Legion Duelist (card draw), Florian (filter/draw), Mavren Fein (vampire tokens), Nullpriest (lifelink, menace, reanimate), and many more