I made this Trap beat in REAPER by using samples from Splice. I didn't do anything original besides mixing, mastering and using FX on each channel. I will be getting a MIDI Keyboard eventually. This song was just to goof around with song composition.

Here are the samples I used from Splice:

Choir: KMRBI_NGD_145_vocal_loop_choir_bounce_mash_Dm.wav

808 Kick (Main): DECAP_DTKX_808_midrange_smooth_C.wav

Hi-Hat Loop: FL_TD_Drum_Loop_27_150_Hats.wav

Drum Fill: TRKTRN_Drum_Fill_150_Filler.wav

Lead Arp: SO_HZ_90_synth_hi_rider_Dmin.wav

Clap: CPA_HPR_clap_clean.wav

808 Kick (Secondary Bass): XILENT_bass_sustain_saw_D#.wav

"Hey" Adlibs: KJS_vocal_hey_01.wav

Build-Up Rise: OS_SFX_Rise_Cymbal.wav

Wub: BOS_ADJ_Bass_Synth_One_Shot_Mellow_F.wav