Can someone tell me the names of these cacti or succulant plants?

Hi, I rescued thest two plants at Walmart. lol. I just don't know the names of them.
Can someone id them for me please? Thanx. 3 pics, one of each and the two together.

 

Look like Euphorbia to me.

Welcome to the Forum!

 

Yes, thats what i thought for sure on one of them. I don't know if they're fast growers or slow. thanx

 

Am sure that other members will give you more detailed information on species, culture, etc.
Plants look good.

 

Thanx, got into cacti and succulants long time ago. Love em.

 

E. trigona

 

1. Euphorbia lactea