When you activate this card's effect choose "Zombie Master" because you can use its effect to Special Summon this card then use "Book of Life", "Mezuki", or the effect of "Plaguespreader Zombie" to Special Summon "Plaguespreader Zombie" in order to Synchro Summon some more.
Use this card with "Debris Dragon". Its effect can revive this card to Synchro Summon a level 7 Synchro Monster. Then, you can Special Summon a Zombie-Type monster from your Graveyard.
If you Synchro Summon "Black Rose Dragon", you can make this card's effect Chain Link 1, and the effect of "Black Rose" to destroy the field Chain Link 2; once the chain resolves, you will be the only person with a card on the field.
Special Summon "Spirit Reaper" after doing this and attack directly to take yet another card from your opponent.
Special Summon "Zombie Master", then use its effect to Summon another Zombie-Type monster, and you can deal some significant damage to your opponent's open field, and maybe even perform a Synchro or Xyz Summon after your Battle Phase.
Use this card with "Eccentric Boy" to Synchro Summon a Level 6 monster and Special Summon any Zombie-Type monster in your Graveyard.
This card can be used to revive itself for multiple Synchro Summons in one turn.
After using this card for a Synchro Summon, if you didn't summon any of the Synchro materials used for that Synchro Summon due to this card, you can use "De-Synchro" on the Synchro monster to reuse "Beast of the Pharaoh" again for a Synchro Summon, setting yourself up potentially for another Synchro Summon or even an Xyz Summon. "Zombie World" can help with the tuner problem, making non-zombie type tuner monsters into zombie types.