---

All answers having "Simple card game" as clue:

3 Character Answers:

---

UNO

WAR



4 Character Answers:

---

SNAP



5 Character Answers:

---

ADORE

NAIAD

SAMBA

SURER

TWANG



6 Character Answers:

---

GOFISH



7 Character Answers:

---

OLDMAID



10 Character Answers:

---

TELEPATHIC



11 Character Answers:

---

CRAZYEIGHTS