Hi @sarifiin !
Welcome to steemit. As you said you like to take challenge , we hope you will get a lot of challenge and thrill from here.

Moreover, I like your all hobbies like pet animals, gardening, fish keeping, aquascaping, photography, travelling etc. We are waiting to see a lot more beautiful blog post from you.

Diary game season 2 has already started since 01/08/2020 which is run by @steemitblog and will end up next month 20/09/2020. I hope you will get interest to take part in the game.

Here is the rules and guideline from steemit blog
1000 DAYS OF STEEM : Day 14 - The Diary Game Season 2 - FINAL Rules & Guidelines

1000 DAYS OF STEEM : Day 19 - The Diary Game Season 2 - FINAL RULES

_{greeting from @tarpan}