Elizabee – Queen of the Flower Garden

What are 【Material】 and 【Ingredient】?

These are information of a player. 【Material】 and 【Ingredient】 by themselves do not hold any special abilities, but they may be gained or consumed by card abilities.

What is a "Main Name"?

It is the portion before the " – " in the card name. It is a piece of information possessed by cards, and may be referred to by card abilities.

For an ability that states "You may [do X]," is it mandatory to [do X]?

No, it is not mandatory. You can choose whether or not to do it.

I looked at the top card of my deck using the 【ACT】 ability of BP01-053 《Elizabee – Queen of the Flower Garden》, but its Main Name was not 《Beegarde》. What happens in this case?

Look at the top card of the deck, and if it is not 《Beegarde》, return it to the top of the deck as it is and finish resolving the effect.

I looked at the top card of my deck using the 【ACT】 ability of BP01-053 《Elizabee – Queen of the Flower Garden》, and its Main Name was 《Beegarde》. Before playing it with its cost reduced by 2, can I declare an attack or play other cards from my hand?

No, you cannot. You cannot declare attacks or play cards from your hand in the middle of resolving an effect, so do so either before the ability activates or after the resolution finishes.

A Pal had its 【Power】 increased by a 【CONT】 ability, but the condition for the 【CONT】 ability is no longer met, causing its 【Power】 to return to normal. At this moment, if the Pal has already taken 【Damage】 equal to or greater than its returned 【Power】, what happens?

Since it has taken 【Damage】 equal to or greater than its 【Power】, it is put into the graveyard.