Once per turn you can pay 500 life points to special summon 1 "Blood Stalker" monster from your hand or deck. If this card were to be destroyed you can pay 1800 life points instead.
Once per turn you can pay any multiple of 500 life points, to destroy cards on the field equal to the number of 500 life points you paid. If this card were to be destroyed you can pay 1800 life points instead.
You can pay 1000 life points to special summon htis card from your hand. Once per turn you can pay 500 life points to special summon 1 "Bloo Stalker" monster from your graveyard. If this card were to be destroyed you can pay 2100 life points instead.
You can pay 500 life points and Banish 2 "Blood Stalker" monsters from your hand, field, and/or graveyard to special summon this card. While this card is on the field, whenever you would loos life points due to a card effect or cost of a card effect of a "Blood Stalker" card, you gain those life points isntead of loosing them.
You must pay 500 life points to activate this card. Add 1 "Blood Stalker" monster from your deck to your hand.
the way they work should be pertty obvious
more comming soon